{extend name="index/index"}
{block name="mycss"}
<style>
    #div{
        background-color: red;
    }
</style>
{/block}

{block name="main"}
<div id="div" class="container" >
    <div class="row">
        <span>1213131
</span>
    </div>
</div>

{/block}



{block name="myjs"}
<script>
console.log($(this))
</script>
{/block}